4508505 has 12 divisors (see below), whose sum is σ = 7814820. Its totient is φ = 2404512.

The previous prime is 4508501. The next prime is 4508509. The reversal of 4508505 is 5058054.

It is an interprime number because it is at equal distance from previous prime (4508501) and next prime (4508509).

It can be written as a sum of positive squares in 2 ways, for example, as 1192464 + 3316041 = 1092^2 + 1821^2 .

It is not a de Polignac number, because 4508505 - 2² = 4508501 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4508501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50050 + ... + 50139.

It is an arithmetic number, because the mean of its divisors is an integer number (651235).

Almost surely, 2^4508505 is an apocalyptic number.

4508505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4508505 is a deficient number, since it is larger than the sum of its proper divisors (3306315).

4508505 is a wasteful number, since it uses less digits than its factorization.

4508505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100200 (or 100197 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 4508505 is about 2123.3240449823. The cubic root of 4508505 is about 165.2003076950.

The spelling of 4508505 in words is "four million, five hundred eight thousand, five hundred five".